Trio-Tech International (TRT) Insider Trading
Directors, officers and holders of more than 10% of TRT report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 91 transactions on file: 0 with code P, 20 with code S and 30 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 28, 2026 | Srinivasan Anitha | CHIEF FINANCIAL OFFICER | M Exercise | 8,005 | Not measured | Not measured |
| Sep 28, 2026 | Srinivasan Anitha | CHIEF FINANCIAL OFFICER | M Exercise | 8,005 | $2.51 | $20,093 |
| Sep 28, 2026 | YONG SIEW WAI | CHAIRMAN AND CEO | M Exercise | 50,000 | $3.88 | $194,000 |
| Sep 28, 2026 | YONG SIEW WAI | CHAIRMAN AND CEO | M Exercise | 50,000 | Not measured | Not measured |
| Jul 27, 2026 | Srinivasan Anitha | CHIEF FINANCIAL OFFICER | M Exercise | 3,002 | Not measured | Not measured |
| Jul 27, 2026 | Srinivasan Anitha | CHIEF FINANCIAL OFFICER | M Exercise | 3,000 | Not measured | Not measured |
| Jul 27, 2026 | Srinivasan Anitha | CHIEF FINANCIAL OFFICER | M Exercise | 3,000 | $2.59 | $7,770 |
| Jul 27, 2026 | Srinivasan Anitha | CHIEF FINANCIAL OFFICER | M Exercise | 3,002 | $2.44 | $7,325 |
| Jul 7, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | A Award | 5,000 | Not measured | Not measured |
| Jul 7, 2026 | Srinivasan Anitha | CHIEF FINANCIAL OFFICER | A Award | 5,000 | Not measured | Not measured |
| Jun 23, 2026 | ADELMAN JASON T | Director | M Exercise | 70,000 | Not measured | Not measured |
| Jun 23, 2026 | ADELMAN JASON T | Director | M Exercise | 70,000 | $3.11 | $217,700 |
| Jun 19, 2026 | ADELMAN JASON T | Director | S Sale | 5,000 | $14.88 | $74,400 |
| Jun 18, 2026 | ADELMAN JASON T | Director | S Sale | 5,000 | $15.84 | $79,200 |
| May 29, 2026 | ADELMAN JASON T | Director | M Exercise | 70,094 | Not measured | Not measured |
| May 28, 2026 | ADELMAN JASON T | Director | M Exercise | 40,000 | Not measured | Not measured |
| May 28, 2026 | ADELMAN JASON T | Director | M Exercise | 70,094 | $2.57 | $180,142 |
| May 28, 2026 | ADELMAN JASON T | Director | M Exercise | 40,000 | $3.88 | $155,200 |
| May 26, 2026 | TING HOCK MING | Director | S Sale | 17,200 | $16.65 | $286,380 |
| May 19, 2026 | ADELMAN JASON T | Director | S Sale | 5,617 | $13.97 | $78,469 |
| May 19, 2026 | ADELMAN JASON T | Director | S Sale | 9,358 | $14.01 | $131,106 |
| May 18, 2026 | ADELMAN JASON T | Director | S Sale | 10,000 | $16.57 | $165,700 |
| May 18, 2026 | ADELMAN JASON T | Director | M Exercise | 39,750 | $2.25 | $89,438 |
| May 18, 2026 | ADELMAN JASON T | Director | S Sale | 10,000 | $18.76 | $187,600 |
| May 18, 2026 | ADELMAN JASON T | Director | S Sale | 10,000 | $18.11 | $181,100 |
| May 18, 2026 | ADELMAN JASON T | Director | M Exercise | 39,750 | Not measured | Not measured |
| May 18, 2026 | HOROWITZ RICHARD M | Director | S Sale | 67,500 | $18.10 | $1,221,770 |
| May 18, 2026 | ADELMAN JASON T | Director | S Sale | 5,000 | $14.87 | $74,350 |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 8,000 | Not measured | Not measured |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 5,000 | Not measured | Not measured |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 10,016 | Not measured | Not measured |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 18,776 | Not measured | Not measured |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 15,010 | Not measured | Not measured |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 3,000 | Not measured | Not measured |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 3,000 | $3.88 | $11,640 |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 8,000 | $2.59 | $20,720 |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 15,010 | $2.44 | $36,624 |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 18,776 | $2.51 | $47,128 |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 10,016 | $3.09 | $30,949 |
| Apr 29, 2026 | LIM HWEE POH | SR CORP VP AND COO (TESTING) | M Exercise | 5,000 | $2.62 | $13,100 |
| Apr 20, 2026 | TING HOCK MING | Director | S Sale | 2,000 | $7.13 | $14,260 |
| Apr 17, 2026 | TING HOCK MING | Director | S Sale | 3,800 | $7.08 | $26,904 |
| Apr 16, 2026 | TING HOCK MING | Director | S Sale | 4,000 | $7.04 | $28,160 |
| Apr 15, 2026 | TING HOCK MING | Director | S Sale | 3,000 | $6.99 | $20,970 |
| Apr 14, 2026 | TING HOCK MING | Director | S Sale | 12,600 | $6.93 | $87,318 |
| Apr 13, 2026 | TING HOCK MING | Director | S Sale | 6,000 | $6.73 | $40,380 |
| Apr 9, 2026 | TING HOCK MING | Director | S Sale | 4,000 | $6.78 | $27,120 |
| Mar 16, 2026 | ADELMAN JASON T | Director | S Sale | 5,000 | $5.61 | $28,033 |
| Mar 10, 2026 | ADELMAN JASON T | Director | S Sale | 5,000 | $5.82 | $29,082 |
| Mar 6, 2026 | ADELMAN JASON T | Director | S Sale | 7,489 | $5.53 | $41,431 |
The full Form 4 history is on the TRT company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.